room list service: add $ME as a required state for the all_rooms sliding sync list

Without this, we wouldn't ever have the member information for the logged-in user, the first time they log in, if they don't happen to be the
last user sending a message in a room (a case covered by `$LAZY`).

crates/matrix-sdk-base/src/client.rs

@@ -1233,6 +1233,7 @@ impl BaseClient {
         } else if let Some(member) = Box::pin(room.get_member(user_id)).await? {
             member.name().to_owned()
         } else {
+            trace!("Couldn't get push context because of missing own member information");
             return Ok(None);
         };
 

crates/matrix-sdk-ui/src/room_list_service/mod.rs

@@ -178,6 +178,7 @@ impl RoomListService {
                         (StateEventType::RoomAvatar, "".to_owned()),
                         (StateEventType::RoomEncryption, "".to_owned()),
                         (StateEventType::RoomMember, "$LAZY".to_owned()),
+                        (StateEventType::RoomMember, "$ME".to_owned()),
                         (StateEventType::RoomPowerLevels, "".to_owned()),
                     ]),
             ))

crates/matrix-sdk-ui/tests/integration/room_list_service.rs

@@ -275,6 +275,7 @@ async fn test_sync_all_states() -> Result<(), Error> {
                         ["m.room.avatar", ""],
                         ["m.room.encryption", ""],
                         ["m.room.member", "$LAZY"],
+                        ["m.room.member", "$ME"],
                         ["m.room.power_levels", ""],
                     ],
                     "filters": {